Security Service Technician II

Company: Confidential
Location: Rancho Cucamonga
Posted on: February 17, 2026

Job Description:

Job Description Job Description We are seeking a skilled Low Voltage Service Technician II to install, maintain, and repair low voltage systems in commercial and secure environments. This role is service-focused and includes responding to client service calls across multiple system types, including nurse call, fire alarm, access control, video surveillance (CCTV), and intrusion detection systems. The technician will diagnose and troubleshoot system issues, perform repairs and replacements, provide technical support and training, and maintain accurate service documentation. Collaboration with internal teams, vendors, and customers is essential to success in this role. Key Responsibilities Install, service, maintain, and repair low voltage systems in commercial and secure facilities Diagnose, troubleshoot, and resolve system malfunctions efficiently Repair or replace faulty equipment and components Respond to service calls in a timely and professional manner Provide technical support and user training to customers as needed Maintain detailed and accurate service reports and documentation Coordinate with internal teams, subcontractors, and vendors to resolve issues Ensure compliance with applicable codes, standards, and customer requirements Work Schedule Hours and days may vary Must be available to work weekends, nights, split shifts, and rotating shifts as required Required Skills & Qualifications Minimum 5 years of experience troubleshooting and repairing security, nurse call, and fire life safety systems Experience with systems such as EST3, Lenel, and Ascom strongly preferred High School Diploma or equivalent Valid California Drivers License with proof of auto insurance Ability to obtain required vaccinations and immunizations to meet client and site requirements Physical Demands & Work Environment Ability to drive 2 hours per workday , daily Ability to walk, bend, stoop, hear, and speak, daily Ability to work indoors and outdoors in varying temperatures Ability to ascend/descend and work at heights above 6 feet , occasionally Ability to move or transport items weighing up to 20 pounds , occasionally Ability to work in confined spaces, occasionally Frequent pushing and pulling using upper extremities Ability to stand or sit for extended periods ( 4 hours ), daily Frequent operation of a company vehicle Work environments may include construction sites, commercial facilities, high-rise/mid-rise buildings, and hospitals with potential patient contact What We Offer Competitive compensation Comprehensive benefits package, including: Medical, dental, and life insurance 401(k) retirement plan Paid holidays Paid Time Off (PTO)

Keywords: Confidential, Long Beach , Security Service Technician II, Engineering , Rancho Cucamonga, California